81264384

素因数分解:

$2^8\times 3^4\times {\mathrm{3919}}^1$

素因数の和:3947

約数の個数: 90

約数和(自身を含む): 242377520

約数和(自身を除く): 161113136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 576, 648, 768, 864, 1152, 1296, 1728, 2304, 2592, 3456, 3919, 5184, 6912, 7838, 10368, 11757, 15676, 20736, 23514, 31352, 35271, 47028, 62704, 70542, 94056, 105813, 125408, 141084, 188112, 211626, 250816, 282168, 317439, 376224, 423252, 501632, 564336, 634878, 752448, 846504, 1003264, 1128672, 1269756, 1504896, 1693008, 2257344, 2539512, 3009792, 3386016, 4514688, 5079024, 6772032, 9029376, 10158048, 13544064, 20316096, 27088128, 40632192, 81264384]

約数ペア:

[(1, 81264384), (2, 40632192), (3, 27088128), (4, 20316096), (6, 13544064), (8, 10158048), (9, 9029376), (12, 6772032), (16, 5079024), (18, 4514688), (24, 3386016), (27, 3009792), (32, 2539512), (36, 2257344), (48, 1693008), (54, 1504896), (64, 1269756), (72, 1128672), (81, 1003264), (96, 846504), (108, 752448), (128, 634878), (144, 564336), (162, 501632), (192, 423252), (216, 376224), (256, 317439), (288, 282168), (324, 250816), (384, 211626), (432, 188112), (576, 141084), (648, 125408), (768, 105813), (864, 94056), (1152, 70542), (1296, 62704), (1728, 47028), (2304, 35271), (2592, 31352), (3456, 23514), (3919, 20736), (5184, 15676), (6912, 11757), (7838, 10368)]